I've installed a dual system on my computer, but I can't see the select OS screen when I turn on the computer, what should I do?

Hello everyone, I'm Damien today on the "installed deepin and win7 dual system but boot default start deepin can not find win7, how to do? "deepin" operating system which is characterized by "beautiful interface" "simple operation" "intelligent window identification "And also comes with a lot of useful software and so on.

Now most people will choose to install "deepin" and windows "dual system, then in the installation of dual system will appear to select the "startup menu" when only show the "deepin" and "windows". The case of "deepin" can not find "windows" occurs, so for this kind of failure should be how to solve it? Next I will explain in detail and demonstrate,

First step: enter the deepin system desktop click on the "startup" option, in the startup menu set "win7" as the default startup, the detailed operation steps are shown in the following figure

Step 2: If you still can't solve this kind of problem by the above operation, then press "ctrl+alt+t" at the same time to open the deep terminal, input: "sudoupdate-grub2" command, detailed operation steps are shown in the figure below,

This is the first step in the process. The above is the content of today's share hope that you can help, like it do not forget to point a praise attention, if you have a different point of view on this issue, you can in the comment area *** with the discussion, open the " Baidu APP ", search for " The computer technician Da Ming", there are more original computer knowledge, for your reference, this issue of the Q&A will be here, we will see you next time!